Product description

Product Description
Chemical Name: Polysilazane; polysilazane resin; oligosilazane; organopolysilazane(OPSZ)
CAS No. 475645-84-2
Description: Solvent-free, low-viscosity liquid polysilazane resin that can be used as a coating binder.

Technical Data
Appearance: Colorless or light yellow clear liquid
Active content: 100%
Viscosity 25℃（mPa.s） 30-50cs
Ceramic yield 60-65%
Pencil hardness 6H Test conditions: 304 stainless steel as substrate, spin coating and air drying, film thickness 4μm
Bonding strength 5B
Air high temperature resistance ＜500℃

Property and Main Use
Only heat curable; good adhesion and hydrophobicity; good weathering, chemical and UV resistance; readily reacts with other ingredients in coating formulations with epoxy, isocyanate, alcohol, ketone, amine and phenolic functional groups, making it suitable as a basis for hybrid systems.
Scratch-resistant coatings for automotive interior or exterior applications; hydrophobic, water-repellent coatings for construction, consumer goods or transportation; suitable for metal, glass and plastic substrates

Processing and Curing
Coating method: various construction methods such as smearing, dipping, spraying, brushing, roller coating, etc.;
Curing conditions: 130-150℃ curing for 4 hours.